Term ends Mar 15, 2033 · Medium confidence
20-year base term ends Mar 15, 2033
Why Medium: A parent in the chain could not be resolved.
Held by Cactus International LLC,
Filed Oct 12, 2018 as application 16/158,490 · Granted Sep 15, 2020
Base term plus 64 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2013
2033
Clock starts
Mar 15, 2013
Mar 15, 2013
Term ends
Mar 15, 2033
Mar 15, 2033
Granted
Sep 15, 2020
Sep 15, 2020
base term
fee events
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
64
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,132,422.
1 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
10
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term runs 64 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 1 of 3 maintenance fees is paid so far. Confidence: Medium. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Mar 15, 2013, when application 13/832,884, the earliest non-provisional in its chain, was filed (this one was filed Oct 12, 2018); a parent in its chain could not be resolved (the next row) | Mar 15, 2033 | High confidence |
| Continuity chain | A parent in the chain could not be resolved | dated from this application's own claim | Medium confidence |
| Patent term adjustment | +64 days, USPTO patent term adjustment record | May 18, 2033 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 10,132,422) | capped to Mar 15, 2033 | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Mar 15, 2033 | Medium confidence |
This family
| US 8,998,166 | In force Jan 2033 | Jan 2033 |
| US 9,212,758 | In force Dec 2033 | Dec 2033 |
| US 8,991,420 | Lapsed on the fee record Mar 2023 | Mar 2023 |
| US 9,568,117 | In force Nov 2032 | Nov 2032 |
| US 10,132,422 | In force Mar 2033 | Mar 2033 |
| US 10,774,945 | this patent Mar 2033 | Mar 2033 |
| US 11,015,733 | In force Apr 2033 | Apr 2033 |
| US 11,326,712 | Lapsed on the fee record May 2026 | May 2026 |
8 of 10 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Oct 12, 2018 Reel 47856, frame 263 | McEvoy, Travis Kyle; Law, Robert Kevin; Adams, Keith M.; Cheatham, Lloyd R. | GE Oil & Gas Pressure Control LP | Assignment of Assignor's Interest |
| Jan 26, 2023 Reel 62520, frame 634 | GE Oil & Gas Pressure Control LP | Baker Hughes Pressure Control LP | Change of Name |
| Oct 29, 2025 Reel 73424, frame 966 | Baker Hughes Pressure Control LP | Baker Hughes Pressure Control LLC | Change of Name |
| Feb 4, 2026 Reel 74615, frame 473 | Baker Hughes Pressure Control LLC | Baker Hughes Oilfield Operations LLC | Confirmatory Assignment |
| Sep 21, 2026 Reel 76092, frame 304 | Baker Hughes Oilfield Operations LLC | Cactus International LLC, | Assignment of Assignor's Interest |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
What's changing
Mar 2033
Term ends Mar 15, 2033. Maintenance fees still fall due before then
Note
The 64 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 10,132,422.
Citations
0
later US patents cite this one
That is below the median of utility patents granted in 2020 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.